Universal circular saw blade bolt - a single bolt can replace most saw blades.

[Circular Saw Blade Bolt] 648697-00 Replacement for circular saw blade bolt and nut tool parts, part numbers 648697-00 and 648697-00-2. Compatible with the following saw models: DC310K Type 1, DC390B Type 1 and 2, DC390K Type 1 and 2, DCS372B Type 1 and 2, DCS372KA Type 1 and 2, DCS373B Type 1 and 2, DCS373L2 Type 1, DCS373M2 Type 1 and 2, DCS373P2 Type 1 and 2, DCS391B Type 1, 2 and 3, DCS391B-B3 Type 1 and 2, DCS391L1 Type 1, DCS391M1 Type 1, DCS391P1 Type 3, DCS392 Type 1, and DCS393 Type 1 and 3. [Reverse threaded blade bolt] 3/16-inch hex drive, overall dimensions: 0.73 inches long, 0.70 inches in diameter, 0.2 inches high. Featuring a left-hand (reverse thread) design to prevent loosening during operation. The flange acts as a built-in washer, making installation more secure. [High Quality] Made of premium carbon steel for enhanced strength and durability. The surface is coated with a black anodized layer for rust prevention and improved performance. Provides reliable stability and a long service life. [Note] To tighten the reverse thread bolt, turn counterclockwise. Use a standard measuring tool for accurate measurement. If the bolt is loose or damaged, replace it immediately to ensure tool functionality and user safety. Quantity: 1 piece Color: Black Material: Carbon Steel Package Contents: 1 x Blade Bolt (excluding other items) Note: Light and monitor differences may cause slight color variations between the picture and the actual product. Measurement Error: +/- 1-3 mm.